drivers/net/wireless/libertas/dev.h

   1 /**
   2   * This file contains definitions and data structures specific
   3   * to Marvell 802.11 NIC. It contains the Device Information
   4   * structure struct lbs_private..
   5   */
   6 #ifndef _LBS_DEV_H_
   7 #define _LBS_DEV_H_
   8
   9 #include <linux/netdevice.h>
  10 #include <linux/wireless.h>
  11 #include <linux/ethtool.h>
  12 #include <linux/debugfs.h>
  13
  14 #include "defs.h"
  15 #include "scan.h"
  16
  17 extern struct ethtool_ops lbs_ethtool_ops;
  18
  19 #define MAX_BSSID_PER_CHANNEL           16
  20
  21 #define NR_TX_QUEUE                     3
  22
  23 /* For the extended Scan */
  24 #define MAX_EXTENDED_SCAN_BSSID_LIST    MAX_BSSID_PER_CHANNEL * \
  25                                                 MRVDRV_MAX_CHANNEL_SIZE + 1
  26
  27 #define MAX_REGION_CHANNEL_NUM  2
  28
  29 /** Chan-freq-TxPower mapping table*/
  30 struct chan_freq_power {
  31         /** channel Number              */
  32         u16 channel;
  33         /** frequency of this channel   */
  34         u32 freq;
  35         /** Max allowed Tx power level  */
  36         u16 maxtxpower;
  37         /** TRUE:channel unsupported;  FLASE:supported*/
  38         u8 unsupported;
  39 };
  40
  41 /** region-band mapping table*/
  42 struct region_channel {
  43         /** TRUE if this entry is valid              */
  44         u8 valid;
  45         /** region code for US, Japan ...            */
  46         u8 region;
  47         /** band B/G/A, used for BAND_CONFIG cmd             */
  48         u8 band;
  49         /** Actual No. of elements in the array below */
  50         u8 nrcfp;
  51         /** chan-freq-txpower mapping table*/
  52         struct chan_freq_power *CFP;
  53 };
  54
  55 struct lbs_802_11_security {
  56         u8 WPAenabled;
  57         u8 WPA2enabled;
  58         u8 wep_enabled;
  59         u8 auth_mode;
  60 };
  61
  62 /** Current Basic Service Set State Structure */
  63 struct current_bss_params {
  64         /** bssid */
  65         u8 bssid[ETH_ALEN];
  66         /** ssid */
  67         u8 ssid[IW_ESSID_MAX_SIZE + 1];
  68         u8 ssid_len;
  69
  70         /** band */
  71         u8 band;
  72         /** channel */
  73         u8 channel;
  74         /** zero-terminated array of supported data rates */
  75         u8 rates[MAX_RATES + 1];
  76 };
  77
  78 /** sleep_params */
  79 struct sleep_params {
  80         uint16_t sp_error;
  81         uint16_t sp_offset;
  82         uint16_t sp_stabletime;
  83         uint8_t  sp_calcontrol;
  84         uint8_t  sp_extsleepclk;
  85         uint16_t sp_reserved;
  86 };
  87
  88 /* Mesh statistics */
  89 struct lbs_mesh_stats {
  90         u32     fwd_bcast_cnt;          /* Fwd: Broadcast counter */
  91         u32     fwd_unicast_cnt;        /* Fwd: Unicast counter */
  92         u32     fwd_drop_ttl;           /* Fwd: TTL zero */
  93         u32     fwd_drop_rbt;           /* Fwd: Recently Broadcasted */
  94         u32     fwd_drop_noroute;       /* Fwd: No route to Destination */
  95         u32     fwd_drop_nobuf;         /* Fwd: Run out of internal buffers */
  96         u32     drop_blind;             /* Rx:  Dropped by blinding table */
  97         u32     tx_failed_cnt;          /* Tx:  Failed transmissions */
  98 };
  99
 100 /** Private structure for the MV device */
 101 struct lbs_private {
 102         int mesh_open;
 103         int infra_open;
 104         int mesh_autostart_enabled;
 105
 106         char name[DEV_NAME_LEN];
 107
 108         void *card;
 109         struct net_device *dev;
 110
 111         struct net_device_stats stats;
 112         struct net_device *mesh_dev; /* Virtual device */
 113         struct net_device *rtap_net_dev;
 114
 115         struct iw_statistics wstats;
 116         struct lbs_mesh_stats mstats;
 117         struct dentry *debugfs_dir;
 118         struct dentry *debugfs_debug;
 119         struct dentry *debugfs_files[6];
 120
 121         struct dentry *events_dir;
 122         struct dentry *debugfs_events_files[6];
 123
 124         struct dentry *regs_dir;
 125         struct dentry *debugfs_regs_files[6];
 126
 127         u32 mac_offset;
 128         u32 bbp_offset;
 129         u32 rf_offset;
 130
 131         /** Upload length */
 132         u32 upld_len;
 133         /* Upload buffer */
 134         u8 upld_buf[LBS_UPLD_SIZE];
 135         /* Download sent:
 136            bit0 1/0=data_sent/data_tx_done,
 137            bit1 1/0=cmd_sent/cmd_tx_done,
 138            all other bits reserved 0 */
 139         u8 dnld_sent;
 140
 141         /** thread to service interrupts */
 142         struct task_struct *main_thread;
 143         wait_queue_head_t waitq;
 144         struct workqueue_struct *work_thread;
 145
 146         /** Scanning */
 147         struct delayed_work scan_work;
 148         struct delayed_work assoc_work;
 149         struct work_struct sync_channel;
 150         /* remember which channel was scanned last, != 0 if currently scanning */
 151         int scan_channel;
 152         u8 scan_ssid[IW_ESSID_MAX_SIZE + 1];
 153         u8 scan_ssid_len;
 154
 155         /** Hardware access */
 156         int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
 157         int (*hw_get_int_status) (struct lbs_private *priv, u8 *);
 158         int (*hw_read_event_cause) (struct lbs_private *);
 159
 160         /* Wake On LAN */
 161         uint32_t wol_criteria;
 162         uint8_t wol_gpio;
 163         uint8_t wol_gap;
 164
 165         /* was struct lbs_adapter from here... */
 166
 167         /** Wlan adapter data structure*/
 168         /** STATUS variables */
 169         u32 fwrelease;
 170         u32 fwcapinfo;
 171         /* protected with big lock */
 172
 173         struct mutex lock;
 174
 175         /* TX packet ready to be sent... */
 176         int tx_pending_len;             /* -1 while building packet */
 177
 178         u8 tx_pending_buf[LBS_UPLD_SIZE];
 179         /* protected by hard_start_xmit serialization */
 180
 181         /** command-related variables */
 182         u16 seqnum;
 183         /* protected by big lock */
 184
 185         struct cmd_ctrl_node *cmd_array;
 186         /** Current command */
 187         struct cmd_ctrl_node *cur_cmd;
 188         int cur_cmd_retcode;
 189         /** command Queues */
 190         /** Free command buffers */
 191         struct list_head cmdfreeq;
 192         /** Pending command buffers */
 193         struct list_head cmdpendingq;
 194
 195         wait_queue_head_t cmd_pending;
 196         /* command related variables protected by priv->driver_lock */
 197
 198         /** Async and Sync Event variables */
 199         u32 intcounter;
 200         u32 eventcause;
 201         u8 nodename[16];        /* nickname */
 202
 203         /** spin locks */
 204         spinlock_t driver_lock;
 205
 206         /** Timers */
 207         struct timer_list command_timer;
 208         int nr_retries;
 209         int cmd_timed_out;
 210
 211         u8 hisregcpy;
 212
 213         /** current ssid/bssid related parameters*/
 214         struct current_bss_params curbssparams;
 215
 216         uint16_t mesh_tlv;
 217         u8 mesh_ssid[IW_ESSID_MAX_SIZE + 1];
 218         u8 mesh_ssid_len;
 219
 220         /* IW_MODE_* */
 221         u8 mode;
 222
 223         /* Scan results list */
 224         struct list_head network_list;
 225         struct list_head network_free_list;
 226         struct bss_descriptor *networks;
 227
 228         u16 beacon_period;
 229         u8 beacon_enable;
 230         u8 adhoccreate;
 231
 232         /** capability Info used in Association, start, join */
 233         u16 capability;
 234
 235         /** MAC address information */
 236         u8 current_addr[ETH_ALEN];
 237         u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 238         u32 nr_of_multicastmacaddr;
 239
 240         /** 802.11 statistics */
 241 //      struct cmd_DS_802_11_GET_STAT wlan802_11Stat;
 242
 243         u16 enablehwauto;
 244         u16 ratebitmap;
 245
 246         u32 fragthsd;
 247         u32 rtsthsd;
 248
 249         u8 txretrycount;
 250
 251         /** Tx-related variables (for single packet tx) */
 252         struct sk_buff *currenttxskb;
 253
 254         /** NIC Operation characteristics */
 255         u16 currentpacketfilter;
 256         u32 connect_status;
 257         u32 mesh_connect_status;
 258         u16 regioncode;
 259         u16 txpowerlevel;
 260
 261         /** POWER MANAGEMENT AND PnP SUPPORT */
 262         u8 surpriseremoved;
 263
 264         u16 psmode;             /* Wlan802_11PowermodeCAM=disable
 265                                    Wlan802_11PowermodeMAX_PSP=enable */
 266         u32 psstate;
 267         char ps_supported;
 268         u8 needtowakeup;
 269
 270         struct PS_CMD_ConfirmSleep lbs_ps_confirm_sleep;
 271         struct cmd_header lbs_ps_confirm_wake;
 272
 273         struct assoc_request * pending_assoc_req;
 274         struct assoc_request * in_progress_assoc_req;
 275
 276         /** Encryption parameter */
 277         struct lbs_802_11_security secinfo;
 278
 279         /** WEP keys */
 280         struct enc_key wep_keys[4];
 281         u16 wep_tx_keyidx;
 282
 283         /** WPA keys */
 284         struct enc_key wpa_mcast_key;
 285         struct enc_key wpa_unicast_key;
 286
 287         /** WPA Information Elements*/
 288         u8 wpa_ie[MAX_WPA_IE_LEN];
 289         u8 wpa_ie_len;
 290
 291         /** Requested Signal Strength*/
 292         u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
 293         u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
 294         u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
 295         u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
 296         u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
 297         u16 nextSNRNF;
 298         u16 numSNRNF;
 299
 300         u8 radioon;
 301         u32 preamble;
 302
 303         /** data rate stuff */
 304         u8 cur_rate;
 305         u8 auto_rate;
 306
 307         /** RF calibration data */
 308
 309 #define MAX_REGION_CHANNEL_NUM  2
 310         /** region channel data */
 311         struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
 312
 313         struct region_channel universal_channel[MAX_REGION_CHANNEL_NUM];
 314
 315         /** 11D and Domain Regulatory Data */
 316         struct lbs_802_11d_domain_reg domainreg;
 317         struct parsed_region_chan_11d parsed_region_chan;
 318
 319         /** FSM variable for 11d support */
 320         u32 enable11d;
 321
 322         /**     MISCELLANEOUS */
 323         u8 *prdeeprom;
 324         struct lbs_offset_value offsetvalue;
 325
 326         struct cmd_ds_802_11_get_log logmsg;
 327
 328         u32 monitormode;
 329         u8 fw_ready;
 330 };
 331
 332 /** Association request
 333  *
 334  * Encapsulates all the options that describe a specific assocation request
 335  * or configuration of the wireless card's radio, mode, and security settings.
 336  */
 337 struct assoc_request {
 338 #define ASSOC_FLAG_SSID                 1
 339 #define ASSOC_FLAG_CHANNEL              2
 340 #define ASSOC_FLAG_BAND                 3
 341 #define ASSOC_FLAG_MODE                 4
 342 #define ASSOC_FLAG_BSSID                5
 343 #define ASSOC_FLAG_WEP_KEYS             6
 344 #define ASSOC_FLAG_WEP_TX_KEYIDX        7
 345 #define ASSOC_FLAG_WPA_MCAST_KEY        8
 346 #define ASSOC_FLAG_WPA_UCAST_KEY        9
 347 #define ASSOC_FLAG_SECINFO              10
 348 #define ASSOC_FLAG_WPA_IE               11
 349         unsigned long flags;
 350
 351         u8 ssid[IW_ESSID_MAX_SIZE + 1];
 352         u8 ssid_len;
 353         u8 channel;
 354         u8 band;
 355         u8 mode;
 356         u8 bssid[ETH_ALEN] __attribute__ ((aligned (2)));
 357
 358         /** WEP keys */
 359         struct enc_key wep_keys[4];
 360         u16 wep_tx_keyidx;
 361
 362         /** WPA keys */
 363         struct enc_key wpa_mcast_key;
 364         struct enc_key wpa_unicast_key;
 365
 366         struct lbs_802_11_security secinfo;
 367
 368         /** WPA Information Elements*/
 369         u8 wpa_ie[MAX_WPA_IE_LEN];
 370         u8 wpa_ie_len;
 371
 372         /* BSS to associate with for infrastructure of Ad-Hoc join */
 373         struct bss_descriptor bss;
 374 };
 375
 376 #endif